CN204201224U - The valve body of flow channel switching valve and flow channel switching valve - Google Patents
The valve body of flow channel switching valve and flow channel switching valve Download PDFInfo
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- CN204201224U CN204201224U CN201420638891.9U CN201420638891U CN204201224U CN 204201224 U CN204201224 U CN 204201224U CN 201420638891 U CN201420638891 U CN 201420638891U CN 204201224 U CN204201224 U CN 204201224U
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- channel switching
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Abstract
The utility model provides a kind of valve body and flow channel switching valve of flow channel switching valve.Wherein, the valve body of flow channel switching valve, comprise: body (10), body (10) has the through hole (11) coordinated with D connection (2), through hole (11) place is formed with the pipe box (20) coordinated with D connection (2), valve body also comprises: solder accommodating part (30), be arranged between body (10) and pipe box (20), between solder accommodating part (30) and D connection (2), form solder holding space.The technical solution of the utility model efficiently solves in prior art and dirtyly easily causes the underproof problem of weld seam because solder when D connection is welded is easy.
Description
Technical field
The utility model relates to switching valve technical field, in particular to a kind of valve body and flow channel switching valve of flow channel switching valve.
Background technique
As shown in Figure 1, four-way change-over valve of the prior art comprises the parts such as valve body 1 ', valve seat, D connection 2 ', S adapter 3 ', E adapter 4 ' and C adapter 5 ', and above-mentioned part is by gas brazing welding fabrication.
As shown in Figures 2 and 3, valve body 1 ' has the through hole 11 ' coordinated with D connection 2 ', and through hole 11 ' place is formed with the pipe box 20 ' coordinated with D connection 2 '.As shown in Figure 1, valve body 1 ' and D connection 2 ' weld seam are vertical direction, and weld seam solder is supplied in orientation from bottom to top by automatic feeder.
As shown in Figure 4, according to soldering principle, the solder of fusing need overcome Action of Gravity Field and fill weld seam by capillarity.Solder must supply the weld joint formed in valve body 1 ' and D connection 2 ', if depart from weld seam, as deflection valve body 1 ' or deflection D connection 2 ', solder all can be caused effectively can not to fill weld seam.This just proposes higher requirement to the conformity (precision) of automatic welding different station welding fixture, the conformity of part.Actual welding process, not only higher to the coherence request of clamp part, higher requirement is also proposed to the heating orientation of flame.If flame heating preference for orientation valve body may cause weld joint heating-up temperature to reach requirement.If flame heating preference for orientation D connection 2 ' may cause the D connection 2 ' temperature drift of below weld seam.Above-mentioned situation all can cause the solder of fusing dirty along D connection 2 ' under gravity, and that had both brought workpiece outward appearance uglifies effective loading that simultaneously also can reduce solder butt welded seam.It is at most undesirable that the problems referred to above directly results in D connection 2 ' weld seam in all weld seams of four-way change-over valve welding process, and then cause the up-to-standard rate successively of product to reduce.
Model utility content
Main purpose of the present utility model is the valve body and the flow channel switching valve that provide a kind of flow channel switching valve, dirty easily causes the underproof problem of weld seam to solve in prior art because solder when D connection is welded is easy.
To achieve these goals, according to an aspect of the present utility model, provide a kind of valve body of flow channel switching valve, comprise: body, body has the through hole coordinated with D connection, and through hole is formed with the pipe box coordinated with D connection, and valve body also comprises: solder accommodating part, be arranged between body and pipe box, between solder accommodating part and D connection, form solder holding space.
Further, solder accommodating part is stepped part, and stepped part comprises vertical tube part and transition part, and the internal diameter of vertical tube part is greater than the internal diameter of pipe box, and one end of vertical tube part is connected with body, and transition part is connected between the other end of vertical tube part and pipe box.
Further, transition part is revolving structure, and the bus of transition part linearly or camber line.
Further, transition part place plane orthogonal is in the bearing of trend of vertical tube part, and transition part is circular.
Further, the difference of the internal diameter of vertical tube part and the internal diameter of pipe box is between 1.5mm to 2.5mm.
Further, solder accommodating part along the height of the bearing of trend of pipe box between 1.5mm to 2mm.
Further, solder accommodating part is cone table shape.
According to another aspect of the present utility model, provide a kind of flow channel switching valve, comprising: valve body and the D connection be connected with valve body, S takes over, E takes over and C takes over, the valve body of valve body any one of claim 1 to 7.
Further, the center line that center line and the S of D connection take over overlaps, or the center line of D connection overlaps with the center line that E takes over, or the center line of D connection overlaps with the center line that C takes over.
Application the technical solution of the utility model, is provided with solder accommodating part, forms solder holding space between solder accommodating part and D connection between body and pipe box.Said structure is adopted to be preset at by solder in solder holding space before welding, this solder is positioned at the top of pipe box, namely the top of weld seam is positioned at, comply with Action of Gravity Field requirement, overcome the solder dirty problem causing failure welding of the easy tube wall along D connection under gravity under former self-feeding mode, and then effectively improve first-time qualification rate.Meanwhile, said structure weld time can reduce frock, part coherence request, flame heating orientation adjustment require also can reduce.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the four-way change-over valve of prior art;
Fig. 2 shows the structural representation of the valve body of the four-way change-over valve of Fig. 1;
Fig. 3 shows the schematic side view of the valve body of Fig. 2;
The valve body that Fig. 4 shows Fig. 2 welds rear weld seam schematic diagram with D connection;
Fig. 5 shows the structural representation of the embodiment one according to the valve body of flow channel switching valve of the present utility model;
Fig. 6 shows the schematic side view of the valve body of Fig. 5;
Fig. 7 shows the structural representation of the embodiment two according to the valve body of flow channel switching valve of the present utility model;
Fig. 8 shows the schematic side view of the valve body of Fig. 7;
Fig. 9 shows the structural representation of the embodiment three according to the valve body of flow channel switching valve of the present utility model;
Figure 10 shows the schematic side view of the valve body of Fig. 9;
Figure 11 shows the schematic diagram of embodiment one before D connection welding according to flow channel switching valve of the present utility model;
Figure 12 shows the flow channel switching valve schematic diagram after welding of Figure 11;
Figure 13 shows the structural representation of the embodiment two according to flow channel switching valve of the present utility model; And
Figure 14 shows the structural representation of the embodiment three according to flow channel switching valve of the present utility model.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
1 ', valve body; 2 ', D connection; 3 ', S adapter; 4 ', E adapter; 5 ', C adapter; 11 ', through hole; 1, valve body; 2, D connection; 3, S adapter; 4, E adapter; 5, C adapter; 10, body; 11, through hole; 20, pipe box; 30, solder accommodating part; 31, vertical tube part; 32, transition part.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
As shown in Figure 5 and Figure 6, the valve body of the flow channel switching valve of embodiment one comprises: body 10, and body 10 has the through hole 11 coordinated with D connection 2, and through hole 11 place is formed with the pipe box 20 coordinated with D connection 2.Valve body also comprises: solder accommodating part 30, is arranged between body 10 and pipe box 20, forms solder holding space between solder accommodating part 30 and D connection 2.
The technological scheme of application the present embodiment, is provided with solder accommodating part 30, forms solder holding space between solder accommodating part 30 and D connection 2 between body 10 and pipe box 20.Said structure is adopted to be preset at by solder in solder holding space before welding, this solder is positioned at the top of pipe box 20, namely the top of weld seam is positioned at, comply with Action of Gravity Field requirement, overcome the solder dirty problem causing failure welding of the easy tube wall along D connection 2 under gravity under former self-feeding mode, and then effectively improve first-time qualification rate.Meanwhile, said structure weld time can reduce frock, part coherence request, flame heating orientation adjustment require also can reduce.
The shapes such as the shape of solder accommodating part 30 can have multiple, such as, can be step-like, or can be cone table shape, bowl-shape.It should be noted that, solder accommodating part 30 is not limited to above-mentioned shape, as long as can realize the function holding solder.In addition, the quantity of solder accommodating part 30 is not limited to one, also can be two or more than two.
In the technological scheme of embodiment one, solder accommodating part 30 is stepped part, and stepped part comprises vertical tube part 31 and transition part 32, and the internal diameter of vertical tube part 31 is greater than the internal diameter of pipe box 20, one end of vertical tube part 31 is connected with body 10, and transition part 32 is connected between the other end of vertical tube part 31 and pipe box 20.The endoporus of vertical tube part 31 can be circular hole also can be other shapes, such as square hole.
In the technological scheme of embodiment one, transition part 32 is revolving structure, and the bus of transition part 32 linearly or camber line.That is, between vertical tube part 31 and pipe box 20 be round-corner transition.The solder accommodating part 30 of embodiment one processes simply, and can adopt same equipment with through hole 11, operation processes, simple possible, without the need to additionally increasing process cost.
Preferably, the difference of the internal diameter of vertical tube part 31 and the internal diameter of pipe box 20 is between 1.5mm to 2.5mm.Further preferably, solder accommodating part 30 along the height of the bearing of trend of pipe box 20 between 1.5mm to 2mm.
In embodiment one, the axis of the through hole 11 coordinated with D connection 2 and take over the axes coincide of the through hole coordinated with S, and the internal diameter of the through hole 11 coordinated with D connection 2 is less than the internal diameter taking over the through hole coordinated with S.
As shown in Figure 7 and Figure 8, the shape of the transition part 32 of solder accommodating part 30 is only according to the embodiment two of the valve body of the flow channel switching valve of the application and the difference of embodiment one.Particularly, in embodiment two, transition part 32 place plane orthogonal is in the bearing of trend of vertical tube part 31, and transition part 32 is in circular.That is, between vertical tube part 31 and pipe box 20 be right angle transition.The solder accommodating part 30 of embodiment two is identical with the processing mode of embodiment one, does not repeat them here.
As shown in Figure 9 and Figure 10, the position of through hole 11, pipe box 20 and solder accommodating part 30 is only according to the embodiment three of the valve body of the flow channel switching valve of the application and the difference of embodiment one.Particularly, in embodiment three, axis runout and the S of the through hole 11 coordinated with D connection 2 take over the axis of the through hole coordinated, the axis of the through hole 11 coordinated with D connection 2 and take over the axes coincide of the through hole coordinated with E.Further, the internal diameter of the through hole 11 coordinated with D connection 2 is less than the internal diameter taking over the through hole coordinated with E.
Present invention also provides a kind of flow channel switching valve, as is illustrated by figs. 11 and 12, embodiment one according to the flow channel switching valve of the application comprises: valve body 1 and the D connection 2 be connected with valve body 1, S adapter 3, E adapter 4 and C adapter 5, valve body 1 is the valve body of the above embodiments one.Being provided with solder in solder accommodating part 30 in Figure 11, is preset before welding.The weld seam of D connection 2 has been shown in Figure 12.The flow channel switching valve of the present embodiment can overcome the solder dirty problem causing failure welding of the easy tube wall along D connection 2 under gravity under former self-feeding mode, and then effectively improves first-time qualification rate, and then effectively reduces the cost of Product processing.In the flow channel switching valve of embodiment one, the center line of D connection 2 overlaps with the center line of S adapter 3.
As shown in figure 13, the embodiment two according to the flow channel switching valve of the application is with the difference of embodiment one, and the flow channel switching valve of embodiment two have employed the valve body structure of the above embodiments two.Except the shape of the transition part 32 of solder accommodating part 30, other structures of the flow channel switching valve of embodiment two are all substantially identical with embodiment one, do not repeat them here.
As shown in figure 14, the embodiment three according to the flow channel switching valve of the application is with the difference of embodiment one, and the flow channel switching valve of embodiment three have employed the valve body structure of the above embodiments three.Except the position of through hole 11, pipe box 20 and solder accommodating part 30, other structures of the flow channel switching valve of embodiment three are all substantially identical with embodiment one, do not repeat them here.Certainly, in unshowned in the drawings mode of execution, the center line of D connection 2 overlaps with the center line of C adapter 5.
As can be seen from the above description, the utility model the above embodiments achieve following technique effect:
Technical solutions of the utility model can overcome the solder dirty problem causing failure welding of the easy tube wall along D connection under gravity under former self-feeding mode, and then effectively improve first-time qualification rate.Meanwhile, said structure weld time can reduce frock, part coherence request, flame heating orientation adjustment require also can reduce.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. a valve body for flow channel switching valve, comprising:
Body (10), described body (10) has the through hole (11) coordinated with D connection (2), described through hole (11) place is formed with the pipe box (20) coordinated with described D connection (2)
It is characterized in that, described valve body also comprises:
Solder accommodating part (30), is arranged between described body (10) and described pipe box (20), forms solder holding space between described solder accommodating part (30) and described D connection (2).
2. valve body according to claim 1, it is characterized in that, described solder accommodating part (30) is stepped part, described stepped part comprises vertical tube part (31) and transition part (32), the internal diameter of described vertical tube part (31) is greater than the internal diameter of described pipe box (20), one end of described vertical tube part (31) is connected with described body (10), and described transition part (32) is connected between the other end of described vertical tube part (31) and described pipe box (20).
3. valve body according to claim 2, is characterized in that, described transition part (32) is revolving structure, and the bus of described transition part (32) linearly or camber line.
4. valve body according to claim 2, is characterized in that, described transition part (32) place plane orthogonal is in the bearing of trend of described vertical tube part (31), and described transition part (32) is in circular.
5. valve body according to claim 2, is characterized in that, the difference of the internal diameter of described vertical tube part (31) and the internal diameter of described pipe box (20) is between 1.5mm to 2.5mm.
6. valve body according to claim 1, is characterized in that, described solder accommodating part (30) along the height of the bearing of trend of described pipe box (20) between 1.5mm to 2mm.
7. valve body according to claim 1, is characterized in that, described solder accommodating part (30) is in cone table shape.
8. a flow channel switching valve, comprise: valve body (1) and the D connection (2) be connected with described valve body (1), S takes over (3), E takes over (4) and C takes over (5), it is characterized in that, described valve body (1) valve body according to any one of claim 1 to 7.
9. flow channel switching valve according to claim 8, it is characterized in that, the center line of described D connection (2) takes over (3) center line with described S overlaps, or the center line of D connection (2) takes over (4) center line with described E overlaps, or the center line of described D connection (2) takes over (5) center line with described C overlaps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420638891.9U CN204201224U (en) | 2014-10-29 | 2014-10-29 | The valve body of flow channel switching valve and flow channel switching valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420638891.9U CN204201224U (en) | 2014-10-29 | 2014-10-29 | The valve body of flow channel switching valve and flow channel switching valve |
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| Publication Number | Publication Date |
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| CN204201224U true CN204201224U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420638891.9U Active CN204201224U (en) | 2014-10-29 | 2014-10-29 | The valve body of flow channel switching valve and flow channel switching valve |
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| CN (1) | CN204201224U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113145963A (en) * | 2021-06-08 | 2021-07-23 | 广西易德科技有限责任公司 | Water nozzle welding method for water chamber of water-cooled radiator |
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2014
- 2014-10-29 CN CN201420638891.9U patent/CN204201224U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113145963A (en) * | 2021-06-08 | 2021-07-23 | 广西易德科技有限责任公司 | Water nozzle welding method for water chamber of water-cooled radiator |
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| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170113 Address after: 312500 Xinchang, Zhejiang province Qixing street under the village of Liquan Patentee after: Zhejiang three flower intelligent control Limited by Share Ltd Address before: 312500 Xinchang, Zhejiang province Qixing street under the village of Liquan Patentee before: Sanhua Refrigeration Group Co., Ltd., Zhejiang |